The YETI Hopper M12 Backpack Soft Cooler helps keep your drinks cold and at your fingertips MAGSHIELD ACCESS - Durable and powerful magnets create an ultra leak-resistant shield that stays open when you need it and snaps closed with a gentle push COLDCELL INSULATION - Closed-cell foam offers impressive cold-holding capabilities, helping keep your frosty goods ice cold DRYHIDE SHELL - High-density fabric withstands punctures and UV rays. A KANGAROO POCKET on the exterior holds a phone, keys, wallet, or a little bit of hot sauce. Easily access all your must haves. The M12 backpack cooler is designed to fit wine bottles and can carry up to 20 - 12oz cans of your favorite beverage